Paint



Patented Nov. 7, 192 2,

nonnn'r s. LIPSCOMB, or

o STATES l rim-1mm, 1

2% Drawing.

To all whom it may concern: v

Be it known that 1, ROBERT S. LIrsooMB, a citizen of the United States, and a resident of Newport, in the county of Camp- Application mearu '7, 1921. Serial No. 483,021

7 According to my invention, 1 take a quan dryer, varnish and, if desired, some addi- '5 bell and State of Kentuckyyhave invented tional pigment such as lamp black.

a certain new and useful Paint, of which the following is la' full, clear, and exact descri tion.

lVy invention relates topigments or paints, chiefly for the painting of metal to prevent corrosion thereof, although well adapted for other uses to which paints or pigments are customarily applied.

The object of my invention is to produce a black or other dark colored paint in Y which dark brown is a component color,

a which has excellent body, great lasting qualities, particularly valuable as applied to metallic structures where prevention of corrosion is necessary.

In the mining of coal in certain districts there isa certain mineral lying between the veins of coal wh ch 1s known as bone or bone coal and so far as I am advised has to. its hardness and finely laminated nature.

So far as I am advised it has no other name characteristics may be compared to a slate which has carbon character. Its composition taken from a test piece shows volatile on exposed iron work.

' main so but bone. or bone coal,"and it appearsv price.

where slate is usually found, so that its.

have used in my occupation as bridge and 1 iron work painter, I give the following formula, which may be varied as desired. 5 f

This formula is for a black paint to be used One pint-linseed oil I v I One and one-half pints-japan dryer %ne pound,- one 'ounce-pulverized bone coa Oneehalf ouncelamp black One-half pint-ordina'ry varnish.

This formula may be varied not only. in f- .proportions but in the additional pigment introduced. -Thus for a dull, brownish' 65 black, no. additional pigment need be used, f Y

and for other colorswhich may be produced I 'ferent pigments may be used.

from brownish black as a starting point dif- The paint so produced has a most e xcellent body, and due to the low cost of the. pigmentltcan be made at a very'low.

what ll claim as new and desire to 1.-A paint comprising pulverized bonematter 26.19, fixed carbon 31.21, ash 42.60; coal and suitable painters oil.

sulphur .56, and has a British thermal unit of 8600 per pound. v

.This material is very cheap, and, in fact,

I to my knowledge has been thrown away for many. years in coal mining practice because of the fact that no purchasers for it have been found who would be willing to pay the cost of handling and shipment,

pound of pulverized bone coal to one pint Having thus described my invention,'

of linseed oil, one and one-half pints japan dryer and varnish.

ROBERT s. LIPSCOMB, 

